#40BEE0#40BEE0

#40BEE0 is a light, moderate cyan. Relative luminance 0.433; OKLCH L 74.7% C 0.118 H 219.8°. Best body text is #000000 at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#40BEE0
RGB	rgb(64, 190, 224)
HSL	hsl(193, 72%, 56%)
HSV	hsv(193, 71%, 88%)
CMYK	cmyk(71.4%, 15.2%, 0%, 12.2%)
CIE-LAB	lab(71.75, -23.40, -26.94)
CIE-LCH	lch(71.75, 35.68, 229.03°)
OKLab	oklab(74.71% -0.0905 -0.0752)
OKLCH	oklch(74.71% 0.118 219.8)
XYZ	xyz(33.9768, 43.2948, 77.0726)
Luminance	0.4330 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BEE0 #E06240

analogous

#40E0B2 #40BEE0 #406EE0

triadic

#40BEE0 #E040BE #BEE040

tetradic

#40BEE0 #B240E0 #E06240 #6EE040

square

#40BEE0 #B240E0 #E06240 #6EE040

split-complementary

#40BEE0 #E0406E #E0B240

monochromatic

#17758E #20A0C3 #40BEE0 #75D0E9 #A9E2F1

Accessibility & contrast

On white

2.17

#40BEE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.66

#40BEE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BEE0

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BEE0	#FFFFFF	#000000	##000000
##40BEE0	1.00	2.17	9.66	9.66
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.66	21.00	1.00	1.00
##000000	9.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B9E2

Deuteranopia (green-blind)

#93A9E0

Tritanopia (blue-blind)

#00C9C9

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #40bee0;
/* rgb */ color: rgb(64, 190, 224);
/* oklch */ color: oklch(74.7% 0.118 219.8);

Tailwind

colors: {
  custom: {
    50: '#8ad1e9',
    500: '#40bee0',
    950: '#000000',
  },
}

SCSS

$custom: #40bee0;
$custom-light: #8ad1e9;
$custom-dark: #000000;

JSON

{
  "hex": "#40bee0",
  "rgb": {
    "r": 64,
    "g": 190,
    "b": 224
  },
  "hsl": {
    "h": 192.75,
    "s": 72.072,
    "l": 56.471
  },
  "oklch": {
    "l": 0.74706,
    "c": 0.11766,
    "h": 219.8
  },
  "luminance": 0.43299
}

Semantic roles & 50–950 ramp

primary

#40BEE0

secondary

#DFAB9D

accent

#6039EF

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0D1416

muted

#7E8284

Preview Lab

Preview with #40BEE0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →